#2D4B8B#2D4B8B

#2D4B8B is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.5% C 0.112 H 263.5°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#2D4B8B
RGB	rgb(45, 75, 139)
HSL	hsl(221, 51%, 36%)
HSV	hsv(221, 68%, 55%)
CMYK	cmyk(67.6%, 46%, 0%, 45.5%)
CIE-LAB	lab(32.82, 11.02, -38.99)
CIE-LCH	lch(32.82, 40.52, 285.79°)
OKLab	oklab(42.45% -0.0127 -0.1114)
OKLCH	oklch(42.45% 0.112 263.5)
XYZ	xyz(8.2568, 7.4533, 25.4246)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4B8B #8B6D2D

analogous

#2D7A8B #2D4B8B #3E2D8B

triadic

#2D4B8B #8B2D4B #4B8B2D

tetradic

#2D4B8B #8B2D7A #8B6D2D #2D8B3E

square

#2D4B8B #8B2D7A #8B6D2D #2D8B3E

split-complementary

#2D4B8B #8B3E2D #7A8B2D

monochromatic

#0F192F #1E325D #2D4B8B #3C64B9 #6586CD

Accessibility & contrast

On white

8.43

#2D4B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2D4B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4B8B

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4B8B	#FFFFFF	#000000	##FFFFFF
##2D4B8B	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C528D

Deuteranopia (green-blind)

#1C498A

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2d4b8b;
/* rgb */ color: rgb(45, 75, 139);
/* oklch */ color: oklch(42.5% 0.112 263.5);

Tailwind

colors: {
  custom: {
    50: '#717cad',
    500: '#2d4b8b',
    950: '#000000',
  },
}

SCSS

$custom: #2d4b8b;
$custom-light: #717cad;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4b8b",
  "rgb": {
    "r": 45,
    "g": 75,
    "b": 139
  },
  "hsl": {
    "h": 220.851,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.42454,
    "c": 0.11216,
    "h": 263.5
  },
  "luminance": 0.07454
}

Semantic roles & 50–950 ramp

primary

#2D4B8B

secondary

#B49960

accent

#AD4DDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2D4B8B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →